Use these options to specify how the date range returns results. "Exact" means that the start and end dates of descriptions returned must fall entirely within the date range entered. "Overlapping" means that any description whose start or end dates touch or overlap the target date range will be returned.

Papers of William Matthew Flinders Petrie including journals covering 38 seasons (1880-1929) and photographs of excavations. The collection also includes secondary material associated with Petrie's journals, photographs of objects in museums, souvenir photographs and photocopies of material held at the Petrie Museum of Egyptian Archaeology, University College London.